diff -r 1038206aa0cb -r 4533d75b8d4e userguide/src/HelpCategoryView.cpp
--- a/userguide/src/HelpCategoryView.cpp	Wed Jun 23 18:03:20 2010 +0300
+++ b/userguide/src/HelpCategoryView.cpp	Tue Jul 06 14:06:37 2010 +0300
@@ -25,6 +25,7 @@
 #include <hbtreeview.h>
 #include <hbscrollbar.h>
 #include <hbmenu.h>
+#include <hbtoolbar.h>
 
 #include "HelpDataProvider.h"